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Area under ROC curves (95% CIs) for inpatient (n = 2882) and postdischarge (n = 1405) mortality associated with MUAC (blue), WAZ (green), and WLZ (orange) by age group. MUAC, midupper arm circumference; ROC, receiver operating characteristic; WAZ, weight-for-age z score; WLZ, weight-for-length z score.
